It is written in CISCO CCNP book that if we want to use the default-network command for flagging a network as a gateway of last resort to be advertised in EIGRP, it must be classful.I tried this command on a subnet (5.0.0.0/30) and was surprised to s...
Hey guys, I have some cisco 3750x and 2960x stacks that are using ether channel to uplink. There was a pwr glitch (again) on one switch stack and it rebooted. Core stack Uplinked - CA1 stackUplinked - CA2 stack M1 stackR1 stack 1, 2, and 3 ar...
we have a new C92160YC-X that has a 1Gbps SFP in it which is recognized, however the link will not come up when connecting 1Gbps Ethernet from laptop
simple dot1q trunk but has me stumped, GE0/0 on the 3850 2 sub-int vlan10 vlan11 to GE1/0/1 switch port mode trunk. on the 3850 vlan interfaces protocol won't come up, if i switch to NM-16ESW-1GIG with switchport mode trunk protocol comes up, i have ...
Quick description of setup: 4 Sites on different networks (e.g. 192.168.1.0, 192.168.2.0 ...)Connected through MPLS thus devices directly communicated with each other across networks.Each site has a Cisco RouterSwitches in sites are non-cisco but int...
Hi All, I am hoping someone here can help me get a LACP connection up with a Synology NAS device. I have a Synology RS3617RPxs with a E10G17-F2 Dual SFP+ card in it. i have the two ports running to a Cisco 3850-24XS switch. I create the BOND in the...
Hi I am unboxing 2x cartons of C4510RE chassis and find this booting up fault consistently appearing in both chassis. Has anyone encountered this before ? Please find attached logs. Thank you and Good Day!
I have 2 3750 Stacked and was working properly. Recently we had a power problem and power was lost to both switches simultaneously,when power was restored both switches lost their configuration, as if they are new or factory reset.I had to reconfigur...
I would like to connect apple computers to Cisco Nexus 3172 10Gb Copper switches. Does Cisco recommend any any special 10Gb adapter or any standard 10Gb adapter would work? Thanks,
Hello Do I need a L-3 swich or L-2 for the following setup? 2 switches that are stacked, have multiple VLANs (combination of computers and trunked ESXi are connected to the switches), and one uplink port that's trunked (VLANs are trunked to thi...
Hello,Please currently i'm looking for implementing a solution dual homing for the uplinks between the optical line networks (OLT) and two equipements Metro ethernet (ME).Between OLT and ME, it's a layer 2 so we use only Vlans to send the traffic of ...
Hi everyone I have to remove the routing from our 3850 switch to the 2921 router, I want to remove the BGP and I wanted to know can you tell me what commands should I use to completely remove it from the switch to add it to the router, below is the c...
we can not assign ip address to switch ports. then how can we telnet into a switch
Hello, I have a question considering iscsi. Is it possible to pass iscsi traffic with FcoE? Thanks in advance. Best Regards John
I have a 2811 router that clients are unable to access external websites. This was previously working and I'm not sure what could have changed. I'm able to ping all sites such as espn.com, etc. but I cannot get to them through web browser. Even if...
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